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[DOC File]Week - Casey County Schools
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Horizontal Curriculum Mapping. Math Common Core Standards _2nd____Grade. Weeks/Dates/ Unit Concept (Big Ideas) Focus Standards . Including Standard Type (K) (R) (S) (P) Critical Vocabulary Instructional Resources Aug. 6-7
adding and subtracting 3 digits

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Grade 2 / Chapter 6: 3-Digit Addition and Subtraction: Problem # Action (Keep/Modify/Delete) Details for the Action. Rationale. 1. Modify. Add the equation: 368 - 291 = ___ Aspects of Rigor: The standard targets procedural skill, but this is an application question. 2. Modify.
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[DOC File]Mathematics Entry 3 - Sample Scheme of work
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Worksheets . Snakes & ladders Subtraction of 3 digit numbers R1 4 Issues tasks and activities involving 3 digit addition e.g. shopping task 005. Or any others as required. Tutor to provide support in 1-1 settings. Give examples Checking understanding in different context through tasks To work on various tasks and practice skill Tasks and ...
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[DOCX File]Class 5
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Column addition of 2 3 digit numbers * adding three *recognise and use the inverse relationship between addition and subtractio. n Mon. Mental Oral Starter. Practice inverse operation calculations. Easy - ? - 7 = 13. Medium - ? + 4 – 6 = 20 . Harder ? + 3 – 4 + 5 = 25. Repeat with different calculations. Can I add two 3 digit numbers using ...
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[DOC File]BANSHO
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HW – 5 random addition questions (3 and 4 digit) Subtraction. Constant Difference strategy. Prior Knowledge/Activation: Review yesterday’s strategy, focusing on keeping the distance between two numbers the same in order to solve a problem. Today’s Problem: 290 golf balls were in the basket of balls. Mr. Wendler went out to practice his ...
three digit subtraction with regrouping pdf

[DOC File]Divide and Conquer: Integer Multiplication
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The standard integer multiplication routine of two n-digit numbers involves n multiplications of an n-digit number by a single digit, plus the addition of n numbers, which have at most 2n digits. All in all, assuming that each addition and multiplication between single digits takes O(1), this multiplication takes O(n2) time:
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[DOCX File]Counting On or Counting Back for Addition or Subtraction
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For addition and subtraction, line up the place values and add or subtract. Examples: 30600 = “36 with 3 zeros” = 18,000. 4,200 – 300 = 3,900. 7,200 + 450 = 7,650. Use this (new) strategy on the following: Use any strategy you know on the following: (1.) 700,000 800 (2.) The original budget was $34,000.
3 digit addition with regrouping worksheet

[DOCX File]Counting On or Counting Back for Addition or Subtraction
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Counting On or Back for Addition or Subtraction _____ Mental Math Strategy. When to use this strategy: Use this technique if one of the numbers to be added or subtracted is 1, 2, or 3; or 10, 20, or 30; 100, 200, or 300; etc. It can be used for any of the places, or extended to two places (e.g., to add 102).
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[DOC File]DECIMALS - YTI Career Institute
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Step 2 - Add the number of decimal digits in each of the original numbers: 3.2 has one decimal digit, and 0.41 has two decimal digits. Therefore, the answer will have a total of three decimal digits. Step 3 - Move the decimal the same number of places to the left in your answer.
adding and subtracting 3 digits

[DOCX File]Standards based IEP skills worksheet Grade 3
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Strand: Computation and Estimation (SOL 3.3a-b, 3.4a-d, 3.5) The student will: Determine whether an estimate or an exact answer is an appropriate solution for practical addition and subtraction problems involving single-step and multistep problems. (a, b) Estimate the …
free printable addition and subtraction

3 digit addition and subtraction worksheets